Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4603512 | Apparatus for lapping a facet on a tip of a workpiece | James J. Cowden | 1986-08-05 |
| 4417423 | Stylus manufacturing method | James J. Cowden | 1983-11-29 |
| 4403453 | Stylus coning fixture | James J. Cowden | 1983-09-13 |